EP3438451A4 - Hydraulic rotary machine - Google Patents

Hydraulic rotary machine Download PDF

Info

Publication number
EP3438451A4
EP3438451A4 EP17774097.4A EP17774097A EP3438451A4 EP 3438451 A4 EP3438451 A4 EP 3438451A4 EP 17774097 A EP17774097 A EP 17774097A EP 3438451 A4 EP3438451 A4 EP 3438451A4
Authority
EP
European Patent Office
Prior art keywords
rotary machine
hydraulic rotary
hydraulic
machine
rotary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17774097.4A
Other languages
German (de)
French (fr)
Other versions
EP3438451B1 (en
EP3438451A1 (en
Inventor
Satoshi Maekawa
Naoki Sugano
Kei Morita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority claimed from PCT/JP2017/008898 external-priority patent/WO2017169552A1/en
Publication of EP3438451A1 publication Critical patent/EP3438451A1/en
Publication of EP3438451A4 publication Critical patent/EP3438451A4/en
Application granted granted Critical
Publication of EP3438451B1 publication Critical patent/EP3438451B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0602—Component parts, details
    • F03C1/0605—Adaptations of pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F04B1/2014—Details or component parts
    • F04B1/2078—Swash plates
    • F04B1/2085—Bearings for swash plates or driving axles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F03C1/0639—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block having two or more sets of cylinders or pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F03C1/0644—Component parts
    • F03C1/0668—Swash or actuated plate
    • F03C1/0671—Swash or actuated plate bearing means or driven axis bearing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0678—Control
    • F03C1/0686—Control by changing the inclination of the swash plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
    • F04B1/124—Pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F04B1/22—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block having two or more sets of cylinders or pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/26—Control
    • F04B1/30—Control of machines or pumps with rotary cylinder blocks
    • F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
    • F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating Pumps (AREA)
EP17774097.4A 2016-03-28 2017-03-07 Hydraulic rotary machine Active EP3438451B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016063803 2016-03-28
JP2016249264A JP6688724B2 (en) 2016-03-28 2016-12-22 Hydraulic rotary machine
PCT/JP2017/008898 WO2017169552A1 (en) 2016-03-28 2017-03-07 Hydraulic rotary machine

Publications (3)

Publication Number Publication Date
EP3438451A1 EP3438451A1 (en) 2019-02-06
EP3438451A4 true EP3438451A4 (en) 2019-10-30
EP3438451B1 EP3438451B1 (en) 2020-12-09

Family

ID=60005408

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17774097.4A Active EP3438451B1 (en) 2016-03-28 2017-03-07 Hydraulic rotary machine

Country Status (4)

Country Link
US (1) US10808686B2 (en)
EP (1) EP3438451B1 (en)
JP (1) JP6688724B2 (en)
CN (1) CN108884815B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3072735A1 (en) * 2017-10-20 2019-04-26 IFP Energies Nouvelles ROTARY BARREL PUMP WITH DOUBLE TRAYS
JP7044652B2 (en) * 2018-07-12 2022-03-30 株式会社神戸製鋼所 Hydraulic rotary machine
CN113700624A (en) * 2021-07-16 2021-11-26 北京中金泰达电液科技有限公司 High-pressure high-speed axial plunger pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3682047A (en) * 1970-07-13 1972-08-08 Trans Wheel Inc Axial piston pump
DE102006042677A1 (en) * 2006-07-10 2008-01-17 Robert Bosch Gmbh Axial piston machine with a shoulder disc on a retaining disc, corresponding retaining disc and corresponding shoulder disc
EP2012010A1 (en) * 2006-03-14 2009-01-07 Ronghui Zhu An axial plunger pump or motor

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933082A (en) * 1972-08-16 1976-01-20 Hans Molly Axial piston type machine
JPS57105574A (en) * 1980-12-19 1982-07-01 Japan Steel Works Ltd:The Axial piston pump
EP0302786B1 (en) * 1987-08-06 1990-11-14 Michel Drevet Rotating machine with pistons and barrel with a fixed centering toggle type joint
CN2164469Y (en) * 1993-03-05 1994-05-11 建设部长沙建设机械研究院 Hydraulic pump
DE4424608A1 (en) * 1994-07-13 1996-01-18 Danfoss As Hydraulic axial piston machine
CN1066520C (en) * 1996-06-06 2001-05-30 周海威 Straight shaft plunger mud pump
WO2002077415A1 (en) * 2001-03-06 2002-10-03 Honda Giken Kogyo Kabushiki Kaisha Expansion machine
KR100413948B1 (en) 2001-08-03 2004-01-07 한국기계연구원 Variable Displacement Type Axial Piston Unit
JP3962348B2 (en) 2003-03-31 2007-08-22 本田技研工業株式会社 Swash plate servo unit for swash plate plunger hydraulic unit
JP2006070777A (en) * 2004-09-01 2006-03-16 Nachi Fujikoshi Corp Swash plate type variable displacement piston pump
JP2009250204A (en) * 2008-04-10 2009-10-29 Yanmar Co Ltd Axial piston equipment, hydraulic circuit and operating machine
CN201560907U (en) * 2009-12-01 2010-08-25 泉州市麦格士液压技术有限公司 Ultrahigh pressure closed-type axial plunger pump
DE102012202742B3 (en) * 2012-02-22 2013-05-16 Sauer-Danfoss Gmbh & Co. Ohg Swash plate swivel bearing for adjusting axial piston machine, has inner and outer guide comprising respective guide tracks, and cage guide comprising guide track that runs perpendicular to regions of guide tracks of inner and outer guides
CN203067204U (en) 2012-11-07 2013-07-17 三一重工股份有限公司 Swashplate type plunger pump and swashplate type plunger motor
DE102012022997A1 (en) * 2012-11-24 2014-05-28 Robert Bosch Gmbh Adjustment device for a hydraulic machine and hydraulic axial piston machine
WO2014156548A1 (en) * 2013-03-29 2014-10-02 カヤバ工業株式会社 Liquid-pressure rotary machine
CN105201816B (en) * 2015-09-07 2017-03-22 福州大学 Self-cooling structure for cylinder of swashplate type plunger pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3682047A (en) * 1970-07-13 1972-08-08 Trans Wheel Inc Axial piston pump
EP2012010A1 (en) * 2006-03-14 2009-01-07 Ronghui Zhu An axial plunger pump or motor
DE102006042677A1 (en) * 2006-07-10 2008-01-17 Robert Bosch Gmbh Axial piston machine with a shoulder disc on a retaining disc, corresponding retaining disc and corresponding shoulder disc

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017169552A1 *

Also Published As

Publication number Publication date
EP3438451B1 (en) 2020-12-09
JP2017180448A (en) 2017-10-05
JP6688724B2 (en) 2020-04-28
EP3438451A1 (en) 2019-02-06
CN108884815B (en) 2020-06-09
US20200063723A1 (en) 2020-02-27
CN108884815A (en) 2018-11-23
US10808686B2 (en) 2020-10-20

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